• Country
• New Zealand-Aotearoa

• Manufacturer / Brand
• Columbus (Brand); Radio Centre Ltd.; Wellington

• Year
• 1951 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 360691

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• 6BA6 6BE6 6BA6 6AV6 6AQ5 6X4

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 50Hz, 230 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Edinburgh 166N - Columbus Brand; Radio Centre

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 22 x 12.5 x 9 inch / 559 x 318 x 229 mm

• Notes

• Columbus 166N Edinburgh

  6-Valve superhet with RF stage dual wave receiver.

  See also table Model 166 Edinburgh, table Model 166 Sherwood, table Model 166R Sherwood, table Model 166M Sherwood, table radiogram Model 166 Pennant, console Model 166 Balfour & console Model 166 Convoy. Also Courtenay Cossack 166N.

  There are at least four known chassis variants - 166, 166R, 166M, and 166N.

  Valves:

  • 166: 6U7G or 6K7, 6K8G, 6U7G or 6K7, 6B8G, 6V6GT, 5Y3
  • 166R: 6SK7, 6K8, 6K7, 6G8, 6V6, 5Y3
  • 166M: 6BA6, 6BE6, 6BA6, 6AV6, 6AQ5, 6X4
  • 166N: 6BA6, 6BE6, 6BA6, 6AV6, 6AQ5, 6X4

  N and M variants appear to use the newer miniature valve lineup.

  Manufactured by Radio Corporation Of New Zealand Ltd for Columbus Radio Centre Ltd.

• Author
• Model page created by Brian Stevens. See "Data change" for further contributors.

• Other Models

• Here you find 171 models, 133 with images and 159 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbus (Brand); Radio Centre Ltd.; Wellington